...indicating he's CHALLENGING
the ruling on the field.
The Big Bang Theory Season 3, Episode 6
It really doesn't matter
as long as it's CHALLENGING.
The Big Bang Theory Season 10, Episode 22
- Just as CHALLENGING.
- Yes.
The Big Bang Theory Season 10, Episode 5
wow, a CHALLENGING time,
to put it mildly.
Breaking Bad Season 2, Episode 10
but the truth is,
Amy is just as CHALLENGING.
The Big Bang Theory Season 10, Episode 5